Question: When is the date of commencement of the book publish for Astronomy and Astrophysics
Paraphrase: At the point when is the date of beginning of the book distribute for Astronomy and Astrophysics
SPARQL (Wikidata): SELECT ?answer WHERE { wd:Q752075 wdt:P123 ?X . ?X wdt:P571 ?answer}
Answer: 1920-01-01T00:00:00Z